<?php

namespace helper;

/**
 * UserAgent分析类
 */
class UA
{

    /**
     * 
     */
    public static function browser($ua=null){
        $sys = $ua??request()->server('HTTP_USER_AGENT');
        if (stripos($sys, "Firefox/") > 0) {
            preg_match("/Firefox\/([^;)]+)+/i", $sys, $b);
            $exp[0] = "Firefox";
            $exp[1] = $b[1];  //获取火狐浏览器的版本号
        } elseif (stripos($sys, "Maxthon") > 0) {
            preg_match("/Maxthon\/([\d\.]+)/", $sys, $aoyou);
            $exp[0] = "傲游";
            $exp[1] = $aoyou[1];
        } elseif (stripos($sys, "MSIE") > 0) {
            preg_match("/MSIE\s+([^;)]+)+/i", $sys, $ie);
            $exp[0] = "IE";
            $exp[1] = $ie[1];  //获取IE的版本号
        } elseif (stripos($sys, "OPR") > 0) {
            preg_match("/OPR\/([\d\.]+)/", $sys, $opera);
            $exp[0] = "Opera";
            $exp[1] = $opera[1];  
        } elseif(stripos($sys, "Edge") > 0) {
            //win10 Edge浏览器 添加了chrome内核标记 在判断Chrome之前匹配
            preg_match("/Edge\/([\d\.]+)/", $sys, $Edge);
            $exp[0] = "Edge";
            $exp[1] = $Edge[1];
        } elseif(stripos($sys, "Edg") > 0) {
            //win10 Edge浏览器 添加了chrome内核标记 在判断Chrome之前匹配
            preg_match("/Edg\/([\d\.]+)/", $sys, $Edge);
            $exp[0] = "Edge";
            $exp[1] = $Edge[1];
        } elseif (stripos($sys, "Chrome") > 0) {
            preg_match("/Chrome\/([\d\.]+)/", $sys, $google);
            $exp[0] = "Chrome";
            $exp[1] = $google[1];  //获取google chrome的版本号
        } elseif(stripos($sys,'rv:')>0 && stripos($sys,'Gecko')>0){
            preg_match("/rv:([\d\.]+)/", $sys, $IE);
            $exp[0] = "IE";
            $exp[1] = $IE[1];
        } elseif(stripos($sys,'Safari') > 0){
            preg_match("/Safari\/([\d\.]+)/", $sys, $Safari);
            $exp[0] = "Safari";
            $exp[1] = $Safari[1];
        }else {
            $exp[0] = "未知浏览器";
            $exp[1] = ""; 
        }
        $browser = $exp[0].'('.$exp[1].')';
        return $browser;
    }
    
    public static function os($ua=null){
        $agent = $ua??request()->server('HTTP_USER_AGENT');
        $os = false;
        if (preg_match('/win/i', $agent) && strpos($agent, '95')){
            $os = 'Windows 95';
        }
        else if (preg_match('/win 9x/i', $agent) && strpos($agent, '4.90')){
            $os = 'Windows ME';
        }
        else if (preg_match('/win/i', $agent) && preg_match('/98/i', $agent)){
            $os = 'Windows 98';
        }
        else if (preg_match('/win/i', $agent) && preg_match('/nt 6.0/i', $agent)){
            $os = 'Windows Vista';
        }
        else if (preg_match('/win/i', $agent) && preg_match('/nt 6.1/i', $agent)){
            $os = 'Windows 7';
        }
          else if (preg_match('/win/i', $agent) && preg_match('/nt 6.2/i', $agent)){
            $os = 'Windows 8';
        }else if(preg_match('/win/i', $agent) && preg_match('/nt 10.0/i', $agent)){
            $os = 'Windows 10';#添加win10判断
        }else if (preg_match('/win/i', $agent) && preg_match('/nt 5.1/i', $agent)){
            $os = 'Windows XP';
        }
        else if (preg_match('/win/i', $agent) && preg_match('/nt 5/i', $agent)){
            $os = 'Windows 2000';
        }
        else if (preg_match('/win/i', $agent) && preg_match('/nt/i', $agent)){
            $os = 'Windows NT';
        }
        else if (preg_match('/win/i', $agent) && preg_match('/32/i', $agent)){
            $os = 'Windows 32';
        }
        else if (preg_match('/linux/i', $agent)){
            $os = 'Linux';
        }
        else if (preg_match('/unix/i', $agent)){
            $os = 'Unix';
        }
        else if (preg_match('/sun/i', $agent) && preg_match('/os/i', $agent)){
            $os = 'SunOS';
        }
        else if (preg_match('/ibm/i', $agent) && preg_match('/os/i', $agent)){
            $os = 'IBM OS/2';
        }
        else if (preg_match('/Mac/i', $agent) && preg_match('/PC/i', $agent)){
            $os = 'Macintosh';
        }
        else if (preg_match('/PowerPC/i', $agent)){
            $os = 'PowerPC';
        }
        else if (preg_match('/AIX/i', $agent)){
            $os = 'AIX';
        }
        else if (preg_match('/HPUX/i', $agent)){
            $os = 'HPUX';
        }
        else if (preg_match('/NetBSD/i', $agent)){
            $os = 'NetBSD';
        }
        else if (preg_match('/BSD/i', $agent)){
            $os = 'BSD';
        }
        else if (preg_match('/OSF1/i', $agent)){
            $os = 'OSF1';
        }
        else if (preg_match('/IRIX/i', $agent)){
            $os = 'IRIX';
        }
        else if (preg_match('/FreeBSD/i', $agent)){
            $os = 'FreeBSD';
        }
        else if (preg_match('/teleport/i', $agent)){
            $os = 'teleport';
        }
        else if (preg_match('/flashget/i', $agent)){
            $os = 'flashget';
        }
        else if (preg_match('/webzip/i', $agent)){
            $os = 'webzip';
        }
        else if (preg_match('/offline/i', $agent)){
            $os = 'offline';
        }
        else if (preg_match('/iPhone OS 11/i', $agent)){
            $os = 'IOS 11';
        }
        else if (preg_match('/iPhone OS 12/i', $agent)){
            $os = 'IOS 12';
        }
        else if (preg_match('/iPhone OS 13/i', $agent)){
            $os = 'IOS 13';
        }
        else if (preg_match('/iPhone OS 14/i', $agent)){
            $os = 'IOS 14';
        }
        else if (preg_match('/iPhone OS 15/i', $agent)){
            $os = 'IOS 15';
        }
        else if (preg_match('/iPhone OS 16/i', $agent)){
            $os = 'IOS 16';
        }
        else if (preg_match('/iPhone OS 17/i', $agent)){
            $os = 'IOS 17';
        }
        else{
            $os = '未知操作系统';
        }
        return $os;
    }

}
